Add coconut oil to a large sauté pan. Once the oil has melted, add onion, ginger, turmeric, garlic, and bell pepper. Sauté for about 3 minutes until soft. Next, add snow peas and carrots. Sauté for an additional 3 minutes. Season with tamari then sauté for 3 minutes. Turn off the heat, then fold in the cashews. Serve over brown rice.